3 years ago

7x + y^2; if x = -4 and y = 5

Mathematics

1 answer:

const2013 [10]3 years ago

8 0

Answer:

-3

Step-by-step explanation:

7x + y^2

subsitute

= 7x=7x-4= -28

=y^2=5^2= 25

-28 + 25= -3

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3241004551 [841]

P (-0.24 < z < 0.67)
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3 years ago

An element with mass 330 grams decays by 25.5% per minute. How much of the element is remaining after 5 minutes, to the nearest

babymother [125]

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3 years ago

Read 2 more answers

Inequality for 5 - x < 8; x = -3

Assoli18 [71]

Answer:

$-3 < x$

Step-by-step explanation:

5 - x < 8

-5 - 5

________

-x < 3

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* The above answer is written in reverse, which is the exact same result.

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3 years ago

Evaluate and match each expression.

avanturin [10]

Answer:

12+x=12+4=16

3x+y=3*4+7=12+7=19

4y-10=4*7-10=28-10=18

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Step-by-step explanation:

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3 years ago